public void build(
      final List<FolderItem> segments,
      final FolderItem file,
      final ParameterizedCommand<FolderItem> onPathClick,
      final Dropdown... headers) {

    build(headers);

    if (segments != null) {
      for (final FolderItem activeItem : segments) {
        breadcrumbs.add(
            new NavLink(activeItem.getFileName()) {
              {
                setStyleName(NavigatorResources.INSTANCE.css().directory());
                addClickHandler(
                    new ClickHandler() {
                      @Override
                      public void onClick(ClickEvent event) {
                        onPathClick.execute(activeItem);
                      }
                    });
              }
            });
      }
      if (file != null) {
        breadcrumbs.add(
            new ListItem(new InlineLabel(file.getFileName())) {
              {
                setStyleName(NavigatorResources.INSTANCE.css().directory());
              }
            });
      }
    }
  }
  public void build(final Dropdown... headers) {
    breadcrumbs.clear();

    for (int i = 0; i < headers.length; i++) {
      final Dropdown header = headers[i];
      header.addStyleName(NavigatorResources.INSTANCE.css().breadcrumbHeader());
      if (i + 1 == headers.length) {
        header.setRightDropdown(true);
      }
      breadcrumbs.add(header);
    }
  }